Browse the evidence

Sustained intentional weight loss of >10–15 kg through dietary intervention can induce remission of type 2 diabetes (HbA1c <48 mmol/mol without medication) by reducing ectopic fat in the liver and pancreas and restoring beta cell function.

To potentially reverse type 2 diabetes, you need to lose a significant amount of weight (more than 10-15 kg) and keep it off. This isn't just about lowering blood sugar with drugs; it's about removing fat from your liver and pancreas so your body can regulate blood sugar naturally again. This is most likely to work if you have had diabetes for a short time. You should seek a structured, professionally supported dietary program rather than relying solely on medication.

Supplementing with β-Hydroxy-β-Methylbutyrate (HMB) or Leucine provides equivalent hypertrophy and strength gains to a control group when combined with resistance training in men.

If you are a resistance-trained man, taking HMB (3g/day) or Leucine (6g/day) will not give you better muscle or strength gains than just doing your training and eating normally. You do not need to buy these specific supplements for enhanced results.

Brief, vigorous high-intensity interval stair climbing (STAIR) improves cardiorespiratory fitness (VO2peak) in patients with coronary artery disease (CAD) to a degree equivalent to traditional moderate-intensity continuous training (TRAD), while requiring significantly less total exercise time.

If you have coronary artery disease, you can improve your heart fitness by climbing stairs vigorously for short bursts, rather than walking for long periods. Try climbing 12 stairs up and down, resting for 90 seconds, and repeating this 3 times. Do this 3 times a week. This takes about 7 minutes of actual exercise (plus warm-up/cool-down) and has been shown to improve heart fitness just as much as 30+ minutes of moderate walking, without increasing risk.

Tirzepatide significantly reduces ad libitum energy intake and body weight in adults with overweight or obesity, primarily by decreasing fasting appetite, food cravings, and disinhibition rather than increasing cognitive restraint.

Tirzepatide, a once-weekly injectable medication, significantly reduces food intake and body weight in adults with overweight or obesity. It works by lowering appetite, reducing food cravings, and decreasing the tendency to overeat, rather than by increasing willpower or cognitive restraint. While gastrointestinal side effects like nausea are common, they are often mild and tend to occur more frequently after the first injection. This suggests that tirzepatide can be an effective tool for managing energy intake and promoting weight loss, particularly for those who struggle with appetite and cravings.

Objective dietary assessment methods, such as biomarkers of food intake (BFIs) and image-based assessment, are superior to subjective methods (like 24-hour recalls) for monitoring dietary intake and improving adherence in obesity management.

To get the most out of your diet plan, use objective tools to track what you eat. Instead of relying on memory, which can be inaccurate, use apps that take photos of your meals or, if available, biomarker tests (like urine or blood tests) to verify your intake. This reduces guesswork and helps you stay on track with your personalized nutrition plan.

Lifestyle interventions (caloric restriction, physical activity, behavioral changes) are critical components for obesity management, with a target of 5-10% weight loss over 6 months being an appropriate initial goal.

Start with a daily caloric deficit of 500 kcal and aim for 150-300 minutes of moderate exercise per week plus strength training twice a week. Your initial goal should be 5-10% weight loss over 6 months. Focus on building sustainable habits rather than extreme diets.

Ingestion of 20–30 g of leucine-rich protein stimulates skeletal muscle protein synthesis and activates the mTORC1 pathway within 2 hours, an effect potentiated by prior resistance exercise.

To maximize muscle growth, consume 20–30 grams of high-quality protein (like meat, eggs, or dairy) per meal. This amount is sufficient to trigger your muscles' growth machinery (mTORC1). Doing this after resistance exercise helps, but you don't need massive amounts of extra protein beyond this threshold for each meal.

High-protein diets (above 25-30% energy) promote satiety and reduce fat mass without affecting lean mass, primarily through hormonal signaling (low ghrelin, high leptin) and reduced reward sensitivity.

To lose fat while keeping muscle, aim for a diet where 25-30% or more of your calories come from protein. This helps you feel full, reduces hunger hormones, and lowers your sensitivity to food rewards, making it easier to stick to a calorie deficit.

High dietary fiber intake promotes gut microbiota diversity and short-chain fatty acid generation, which decreases inflammation and supports gut barrier integrity, thereby reducing type 2 diabetes risk.

Eat more minimally processed plant foods like whole grains, vegetables, fruits, legumes, nuts, and seeds. This increases gut bacteria diversity and produces beneficial compounds (SCFAs) that reduce inflammation and protect your gut barrier, lowering your risk of type 2 diabetes. Note that individual responses vary based on your current gut bacteria.

Rest-pause training elicits superior strength adaptations compared to traditional resistance training when total training volume is equalized.

If you want to maximize strength, use rest-pause sets. Perform your main lifts at 75% of your one-rep max, but instead of resting between sets, take short 10-20 second breaks within the set to complete your target reps. This method generates more strength than doing the same total number of reps with standard rest periods.

GLP-1 receptor agonists (including semaglutide, liraglutide, dulaglutide, and tirzepatide) significantly reduce hepatic lipid content and improve liver histology (steatosis, inflammation, and fibrosis) in patients with metabolic dysfunction-associated steatotic liver disease (MASLD), primarily through weight loss and direct metabolic modulation.

If you have fatty liver disease (MASLD) and struggle with weight or blood sugar, GLP-1 medications like semaglutide or tirzepatide are highly effective treatments. They don't just help you lose weight; they directly reduce fat in the liver and can reverse inflammation and early scarring. While they are injections and may cause temporary stomach upset, the clinical data shows they significantly improve liver health outcomes compared to placebo.

Intensive lifestyle modification (diet and exercise) reduces cardiovascular risk in Type 2 Diabetes patients, but long-term maintenance of weight loss is difficult, and significant risk reduction is only seen in those who maintain >10% weight loss.

Losing weight through diet and exercise is one of the best things you can do for your heart if you have Type 2 Diabetes. However, it is hard to keep the weight off. If you can lose and keep off more than 10% of your body weight, your risk of heart problems drops significantly. Even if you can't maintain that much weight loss, any improvement in your diet and activity level is beneficial. Don't be discouraged if you regain some weight; focus on making sustainable changes.

A multidisciplinary intensive lifestyle intervention (nutrition, exercise, behavioral therapy, and medication adjustment) sustains significant weight loss (approx. 6.4%) and improves cardiovascular risk factors in patients with Type 2 Diabetes and obesity for up to 5 years in real-world clinical settings.

For T2D patients, do not rely on diet or exercise alone. Engage a team (dietitian, exercise physiologist, psychologist). Start with a structured, hypocaloric meal plan (1200-1800 kcal) and progressive exercise (up to 300 min/week). Crucially, work with your doctor to switch weight-gaining diabetes meds (like insulin or sulfonylureas) to weight-neutral or weight-loss agents (like GLP-1s or SGLT-2s) to facilitate sustainable loss.

High repetition resistance training protocols (approx. 20 reps) generate significantly higher blood lactate concentrations and higher perceived exertion than moderate repetition protocols (approx. 10 reps) when total time under tension is equated.

If you want to maximize metabolic stress (lactate buildup) without changing the total time you spend lifting, do more reps rather than moving slower. For example, doing 20 fast reps creates more metabolic stress than doing 10 slow reps, as long as the total time under tension is the same. Use high repetitions (around 20) to induce this stress.

Long-duration static stretching (1 hour daily for 6 weeks) induces significant increases in maximal strength, muscle thickness, and range of motion in the plantar flexors for both males and females, with males demonstrating superior magnitude of adaptation.

If you want to increase calf strength and size without heavy weights, you can try static stretching for 1 hour daily using a device that holds your ankle at a stretched position. You need to feel significant discomfort (7-8/10) at the start, but it will subside. Do this for 6 weeks. Note that men will likely see bigger gains than women, but both sexes will improve strength, size, and flexibility.

GLP-1 receptor agonists (semaglutide, tirzepatide, liraglutide) produce significant weight loss (6–30%+ TBWL) and improve fertility outcomes (spontaneous conception, IVF pregnancy rates) in women with obesity and PCOS when used in the preconception period.

If you have obesity and are trying to conceive, GLP-1 medications (like Wegovy or Zepbound) are highly effective for weight loss and improving fertility, especially if you have PCOS. You must stop taking them 2 months before you try to conceive to ensure the drug is out of your system. Work with your doctor to manage side effects and costs.

Supervised resistance training produces a small but statistically significant improvement in performance and functional outcomes compared to unsupervised training, with a moderate effect specifically for strength gains.

If you are training alone, expect slightly slower strength gains compared to having a coach. Supervision helps you lift heavier loads with better technique and closer to failure, which drives adaptation. If you cannot afford a coach, use video self-analysis or training logs to mimic the feedback loop of supervision.

Replacing saturated fats with monounsaturated fats from local regional sources (canola oil, pecans, avocado, moringa oil) significantly improves lipid profiles (reduces LDL/total cholesterol) and cardiovascular risk factors.

To improve your cholesterol without changing your culture, swap your current cooking fat for local monounsaturated options. In North America, use canola oil and eat pecans (approx. 42g/day). In Latin America, use avocado as your primary fat source. In Africa, consider moringa oil. These swaps have been shown in meta-analyses to lower LDL cholesterol effectively.

Incorporating high-fiber, low-glycemic index local staples (pinto beans, okra, quinoa, plantains, barley) improves glucose metabolism, insulin sensitivity, and reduces cardiovascular risk markers.

Replace refined grains and high-GI starchy foods with local high-fiber alternatives. In North America, eat pinto beans and okra. In Latin America, choose quinoa and green plantains. In Asia, choose barley. These foods provide fiber that improves insulin sensitivity and lowers cholesterol.

Daily ingestion of 10g low-dose acidified milk protein combined with low-to-moderate intensity exercise training significantly increases lean body mass in healthy older adults compared to isocaloric carbohydrate.

If you are an older adult looking to maintain or build muscle, you do not need to consume large amounts of protein at once. Consuming just 10 grams of high-quality milk protein daily, preferably after light-to-moderate exercise like bodyweight movements or medicine ball exercises, can help increase lean body mass over 6 months. This approach is easier to maintain than large doses and avoids the burden of consuming large volumes of supplements.

Slow Typology (ST) individuals must perform a significantly higher training volume to achieve the same hypertrophic and strength adaptations as Fast Typology (FT) individuals when training to failure.

If you find yourself needing to do more sets or reps than others to see muscle growth, this is normal for your muscle type. Do not compare your volume to others. Focus on completing your sets to failure, and you will achieve similar strength and muscle gains.

Increasing training frequency from 2x/week to 3x/week increases muscle hypertrophy but not maximal dynamic strength, regardless of muscle typology.

If your goal is to build muscle, training 3 times a week is likely more effective than 2 times a week, even if you only add one extra session. This benefit applies to everyone, regardless of their muscle fiber type. However, this extra frequency may not translate to greater strength gains, so prioritize hypertrophy if that is your goal.

High-volume resistance training (lighter loads, higher reps) produces greater skeletal muscle hypertrophy than high-load resistance training (heavier loads, fewer reps) when volume is equated or higher in the high-volume condition.

To maximize muscle growth, prioritize higher volume with lighter loads (around 60% of your one-rep max) performed for more repetitions (e.g., 10 reps per set) rather than just heavy loads. This approach was shown to significantly increase muscle size in trained individuals over 6 weeks, whereas heavy loads alone did not produce significant growth in this specific protocol.

High-load resistance training produces greater strength gains than high-volume resistance training, despite potentially lower hypertrophic outcomes in the short term.

If your primary goal is to increase strength, prioritize high-load training (heavier weights, fewer reps) over high-volume training. This approach was shown to produce greater strength gains in trained individuals over 6 weeks.